flimsy

/ˈflim-zē/

perhaps alteration of + -sy (as in tricksy)

adjective

  1. lacking in physical strength or substance

  2. of inferior materials and workmanship

  3. having little worth or plausibility

flimsy silks

flimsy construction

noun

  1. a lightweight paper used especially for multiple copies; also : a document printed on flimsy